Helen Ann Richardson Khan, known mononymously as Helen, is an Indian actress and dancer. She has appeared in over 1000 films, making her a prolific performer in Hindi cinema. She is known for her supporting, character roles and guest appearances in a career spanning 70 years.

Howrah Bridge is a 1958 Indian Hindi-language crime thriller film directed by Shakti Samanta. The music for the film was composed by O. P. Nayyar. The plot focuses on Prem Kumar, a businessman from Rangoon, who travels to Calcutta to try and track down his brother's murderers. Madhubala stars as Edna, a cabaret dancer, in one of her most popular roles.